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hollow out

B2 neutral separable transitive
In simple words

Take out the inside of something to make it empty, or slowly make something weaker and emptier

Literal meaning: To make a hollow (empty) space inside something by removing its interior material

Meanings

1 B1 neutral

To remove the interior of a physical object to create an empty space inside it

"He hollowed out a large log to make a rustic planter for the garden."

Grammar: separable
2 B2 idiomatic neutral

To gradually weaken, undermine, or deplete an institution, economy, or community of its substance or vitality

"Decades of outsourcing have hollowed out the manufacturing sector in this region."

Grammar: separable
3 C1 idiomatic neutral

To make someone feel emotionally empty or drained

"The grief had hollowed her out until she felt nothing at all."

Grammar: separable
Usage notes

Used literally for physical objects (hollow out a pumpkin) and figuratively for institutions, arguments, or emotions (the policy hollowed out the middle class). The figurative use is more common in journalism and political commentary.

Commonly used with

economy community institution log pumpkin middle class

Forms

Base
hollow out
I/you/we/they
3rd person
hollows out
he/she/it
Past simple
hollowed out
yesterday
Past participle
hollowed out
have + pp
-ing form
hollowing out
continuous

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Synonyms

excavate scoop out gut empty carve out core

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